Vulnerabilities > CVE-2020-9967 - Out-of-bounds Write vulnerability in Apple products
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html
- http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html
- https://support.apple.com/en-us/HT211843
- https://support.apple.com/en-us/HT211843
- https://support.apple.com/en-us/HT211844
- https://support.apple.com/en-us/HT211844
- https://support.apple.com/en-us/HT211850
- https://support.apple.com/en-us/HT211850
- https://support.apple.com/en-us/HT211931
- https://support.apple.com/en-us/HT211931
- https://support.apple.com/en-us/HT212011
- https://support.apple.com/en-us/HT212011